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src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448598291016/5306639.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="p2k3fhr" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448598291016/5306639.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="gli8tqn" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價格要求：</span>面議</p><p><span>所在地：</span>浙江省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>廣東鍛造旋啟止回閥多少錢,止回閥</p><p><span>***更新：</span>2021-01-10 12:12:24</p><p><span id="click" >瀏覽次數(shù)：0次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="furta32" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">浙江京州閥門制造有限公司</a></p><p><span>聯(lián)系人：</span>張和榮</p><p><span>郵箱: </span>maggiez@jcs-valve.com</p><p><span>電話: </span>15888733099</p><p><span>傳真: </span>0577_67351896</p><p><span>網(wǎng)址: </span></p><p><span>手機: </span>0577-67359296</p><p><span>地址: </span>甌北街道五星工業(yè)區(qū)上玉路</p><p>[當前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="uo3da2q" class="page-proshow02"><p class="title">詳細說明</p><div id="apw38y4" class="box"><p><p style="text-indent:25px">電站高溫鉻鉬鋼止回閥耐磨性能好，摩擦系數(shù)小,啟閉件靠介質(zhì)流動和力量自行開啟或關(guān)閉，防止介質(zhì)倒流的閥門，動作靈活可靠,密封性能優(yōu)良。本產(chǎn)品普遍應(yīng)用于石油、化工、制藥、電力、熱油、鍋爐、熱力行業(yè)等各種工況的管路上。電站高溫鉻鉬鋼止回閥是能自動阻止流體倒流的閥門,的閥瓣在流體壓力作用下開啟，流體從進口側(cè)流向出口側(cè)。當進口側(cè)壓力低于出口側(cè)時，廣東鍛造旋啟止回閥多少錢，閥瓣在流體壓差，廣東鍛造旋啟止回閥多少錢、本身重力等因素作用下自動關(guān)閉以防止流體倒流。1.升降式止回閥的結(jié)構(gòu)一般與截止閥相似，其閥瓣沿著通道中心線作升降運動，動作可靠，但流體阻力較大，適用于較小口徑的場合。升降式止回閥可分為直通式和立式兩種。直通式升降式止回閥一般只能安裝在水平管路，而立式升降止回閥一般應(yīng)安裝在垂直管路，廣東鍛造旋啟止回閥多少錢。美標止回閥采用多種配管法蘭密封面型式，滿足各種工程需要及要求。廣東鍛造旋啟止回閥多少錢</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣東鍛造旋啟止回閥多少錢,止回閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448598291016/5306639.png"></div><p style="text-indent:25px">高溫高壓電站止回閥有兩種標準形式，其遵循的溫度-壓力等級是一致的，在一些管道中存在著某種互換關(guān)系。中部采用無閥蓋壓力自緊式，在高溫高壓工況下具有良好的密封性能。自密封圈有兩種材料，一種是低碳鋼，另一種是柔性石墨316絲(網(wǎng))。密封面上層焊鈷基硬質(zhì)合金，其加工后的純金屬層≥3mm，具有耐磨、耐高溫、抗腐蝕、抗擦傷、使用壽命長。支管兩端為焊接結(jié)構(gòu)，焊接坡口可按標準或用戶要求制作。適用于火電廠、石油化工、冶金等高溫高壓的水、蒸汽、油品、過熱蒸汽的管道上作防止介質(zhì)回流的裝置。廣州電站止回閥費用國標止回閥瓣沿著閥體垂直中心線滑動的止回閥，在高壓小口徑止回閥上閥瓣可采用圓球。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣東鍛造旋啟止回閥多少錢,止回閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448570732422/803817.png"></div><p style="text-indent:25px">國標碳鋼止回閥用于壓力 1.6~25MPa 工作溫度 -29~+550℃ 的石油、化工、制藥、化肥、電力行業(yè)等各種工況的管路上，其主要作用是防止介質(zhì)倒流、防止泵及其驅(qū)動電機機反轉(zhuǎn)，以及容器內(nèi)介質(zhì)的泄放，適用介質(zhì)為水、油品、蒸汽、酸性介質(zhì)等。普遍應(yīng)用在石油、化工、制藥、化肥、電力行業(yè)、低溫等各種工況的管路上。結(jié)構(gòu)特點：產(chǎn)品結(jié)構(gòu)緊湊合理、密封可靠、性能優(yōu)良。體積小、重量輕。適用范圍廣。閥瓣關(guān)閉快速、動作靈敏。關(guān)閉沖擊力小、不易產(chǎn)生水錘現(xiàn)象。流道通暢、流體阻力小。</p><p style="text-indent:25px">止回閥是指依靠介質(zhì)本身流動而自動開、閉閥瓣，用來防止介質(zhì)倒流的閥門，又稱逆止閥、單向閥、逆流閥、和背壓閥。止回閥屬于一種自動閥門，其主要作用是防止介質(zhì)倒流、防止泵及驅(qū)動電動機反轉(zhuǎn)，以及容器介質(zhì)的泄放。主要作用止回閥在水泵供水系統(tǒng)中的作用是防止高壓水回流對水泵葉輪的沖擊。系統(tǒng)在運行中由于某種原因，水泵突然停止運轉(zhuǎn)時，泵內(nèi)壓力消失，與水泵出口相連的高壓水就會反向流回水泵。水泵出口裝有止回閥時它會立即關(guān)閉，防止高壓水反向流回水泵。止回閥在熱水系統(tǒng)的作用是防止熱水回流到管道中。如果是PVC管很可能燙壞管道，甚至可能傷人，特別是在太陽能熱水器系統(tǒng)中。蝶式止回閥為直通式、以上幾種止回閥在連接形式上可分為螺紋連接、法蘭連接和焊接三種。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="廣東鍛造旋啟止回閥多少錢,止回閥" src="https://tyunfile.71360.com/UploadFile/jingzhou/637279448654775391/2829326.png"></div><p style="text-indent:25px">有關(guān)于H41H升降式止回閥訂貨的說明： 1、①產(chǎn)品名稱與型號②公稱直徑③閥體材質(zhì)④公稱壓力⑤使用介質(zhì)⑥連接方式⑦使用溫度⑧是否帶附件以便我們?yōu)槟_選型。 2、如有特殊要求時請在訂購產(chǎn)品時注明 3、若已經(jīng)由設(shè)計單位選定的型號，請按型號直接向我司銷售部訂購。 4、當使用的場合非常重要或環(huán)境比較復(fù)雜時,請您盡量提供設(shè)計圖。 H41H升降式止回閥是生產(chǎn)過程調(diào)節(jié)系統(tǒng)中的重要環(huán)節(jié)之一，是控制管道內(nèi)介質(zhì)單向流向的閥門，阻止介質(zhì)倒流。止回閥常用作抽水裝置的底閥，可以阻止水的回流。廣東鍛造旋啟止回閥多少錢</p><p style="text-indent:25px">在管線中不要使電站止回閥承受重量，大型的止回閥應(yīng)**支撐，使之不受管系產(chǎn)生的壓力的影響。廣東鍛造旋啟止回閥多少錢</p><p style="text-indent:25px">閥門的控制可采用多種傳動方式，如手動、電動、液動、氣動、渦輪、電磁動、電磁液動、電液動、氣液動、正齒輪、傘齒輪驅(qū)動等；可以在壓力、溫度或其它形式傳感信號的作用下，按預(yù)定的要求動作，或者不依賴傳感信號而進行簡單的開啟或關(guān)閉，閥門依靠驅(qū)動或自動機構(gòu)使啟閉件作升降、滑移、旋擺或回轉(zhuǎn)運動，從而改變其流道面積的大小以實現(xiàn)其控制功能。按作用和用途（1）截斷類：如閘閥、截止閥、旋塞閥、球閥、蝶閥、針型閥、隔膜閥等。截斷類閥門又稱閉路閥，截止閥，其作用是接通或截斷管路中的介質(zhì)。止回閥，鶴壁電動閥，又稱單向閥或逆止閥，電動閥規(guī)格，止回閥屬于一種自動閥門，其作用是防止管路中的介質(zhì)倒流、防止泵及驅(qū)動電機反轉(zhuǎn)，以及容器介質(zhì)的泄漏。水泵吸水關(guān)的底閥也屬于止回閥類。防爆閥、危險事件閥等，電動閥廠家，安全閥的作用是防止管路或裝置中的介質(zhì)壓力超過規(guī)定數(shù)值，從而達到安全保護的目的。調(diào)節(jié)閥、節(jié)流閥和減壓閥，其作用是調(diào)節(jié)介質(zhì)的壓力、流量等參數(shù)。廣東鍛造旋啟止回閥多少錢</p><p style="text-indent:25px">浙江京州閥門制造有限公司致力于機械及行業(yè)設(shè)備，是一家生產(chǎn)型的公司。公司自成立以來，以質(zhì)量為發(fā)展，讓匠心彌散在每個細節(jié)，公司旗下刀閘閥，穿透式刀閘閥，礦漿閥，漿液閥深受客戶的喜愛。公司秉持誠信為本的經(jīng)營理念，在機械及行業(yè)設(shè)備深耕多年，以技術(shù)為先導，以自主產(chǎn)品為重點，發(fā)揮人才優(yōu)勢，打造機械及行業(yè)設(shè)備良好品牌。浙江京州閥門憑借創(chuàng)新的產(chǎn)品、專業(yè)的服務(wù)、眾多的成功案例積累起來的聲譽和口碑，讓企業(yè)發(fā)展再上新高。</p></p><br /><p>文章來源地址: 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